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Glossary

An AI visibility glossary.

GEO, AEO, citations, share of voice… Short, sourced definitions of the concepts behind a new field.

GEO (Generative Engine Optimization)
All the work done so a brand appears accurately and often in generative AI answers.
AEO vs. GEO
AEO targets direct answer boxes; GEO targets generative AI answers.
AI visibility
How often, and in what context, a brand appears in AI answers.
Presence rate
The share of valid answers that mention the target brand, out of all valid answers.
AI citation
A source link the provider returns alongside an AI answer.
Share of voice
Your brand's share of all mentions within a defined competitor set.
Prompt cohort
The versioned, frozen set of questions asked in a scan.
llms.txt
An experimental proposal for a text file that summarizes a site's content for language models.